Add custom target for the file generation #1388
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The reason I want to propose this is so that users who just want a compilation database (I use Windows Subsystem for Linux/WSL so its useful for me) can then set the following in their own cmake project in the CMakeLists.txt:
option(CMAKE_EXPORT_COMPILE_COMMANDS ON)
And then run:
The above just builds the generated files, and nothing else. No compilation of anything, so its very lightweight.